West Tiba-1, Zone PII, Sample 13 (Cretaceous of Egypt)

Where: Western Desert, Egypt (31.0° N, 27.8° E: paleocoordinates 9.7° N, 24.8° E)

• coordinate estimated from map

When: Alam El-Beuib Member (Burg El-Arab Formation), Hauterivian (132.9 - 129.4 Ma)

Environment/lithology: terrestrial; lithified, argillaceous, muddy mudstone and lithified, argillaceous, silty shale

Size class: microfossils

Preservation: soft parts, original sporopollenin

Primary reference: M. S. Mahmoud and A.-R. M. Moawad. 2000. Jurassic-Cretaceous (Bathonian to Cenomanian) palynology and stratigraphy of the West Tiba-1 borehole, northern Western Desert, Egypt. Journal of African Earth Sciences 30:401-416 [C. Jaramillo/G. Doria/M. Uhen]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 139324: authorized by Carlos Jaramillo, entered by Gabriela Doria on 11.02.2013

Creative Commons license: CC BY (attribution)

Taxonomic list

Equisetopsida
 Pinidae - Pinidae
Araucariacites sp. Cookson and Couper 1953
 Cupressales - Pinidae
Inaperturopollenites spp. PotoniƩ 1966
 Pinidae - Pinidae
Classopollis sp. Pflug 1953
Classopollis torosus Burger 1965
Pilosisporites
  -
Pilosisporites sp. Delcourt and Sprumont 1955
Concavisporites
  -
Concavisporites sp. Delcourt and Sprumont 1955
Pteridopsida
  -
Deltoidospora spp. Miner 1935
Matonisporites sp. Couper 1958
Todisporites minor Couper 1953
Polypodiopsida
  - Marsileaceae
Crybelosporites sp. Dettmann 1963
  - Gleicheniaceae
Gleicheniidites spp. Dettmann 1963
 Schizaeales - Polypodiidae
  -
  - Blechnaceae
Leptolepidites sp. Couper 1953
  -
Biretisporites sp. Delcourt et al. 1963
Biretisporites potoniaei Delcourt and Sprumont 1955
Cycadopites
  -
Cycadopites spp. Wodehouse 1933
Ginkgoopsida
 Ephedrales -
Ephedripites spp. Bolkhovitina and PotoniƩ 1958
 Coniferales - Podocarpaceae
Callialasporites sp. Sukh-Dev 1961 podocarp
Callialasporites dampieri Balme 1957 podocarp